Vassil Alexandrov

Barcelona Supercomputing Center - Centro Nacional de Supercomputación

Experimental Sciences & Mathematics

Vassil Alexandrov is an ICREA Research Professor in Computational Science at BSC since September 2010. He holds a MSc in Applied Mathematics from Moscow State University, Russia (1984) and a PhD in Parallel Computing from Bulgarian Academy of Sciences (1995). He has held previous positions at the University of Liverpool, UK (Depts. of Statistics and Computational Mathematics and Computer Science, 1994-1999), the University of Reading, UK (School of Systems Engineering, 1999-2010, as Professor of Computational Science leading the Computational Science research group until September 2010, and as the Director of the Centre for Advanced Computing and Emerging Technologies until July 2010). He is an Editorial Board member and a Guest Editor of the Journal of Computational Science and Journal of Mathematics and Computers in Simulation. He has published over 120 papers in renowned refereed journals and international conferences in the area of his research expertise.

Research interests

My expertise and research interests are in the area of Computational Science and High Performance Computing focusing on tackling Data and Compute Intensive problems at scale and encompassing stochastic modelling, Monte Carlo methods and algorithms, parallel algorithms, Parallel Computing, Scalable Algorithms for Large Scale Systems and Applications. In particular, the emphasis is on novel scalable stochastic and hybrid mathematical methods and algorithms such as scalable hybrid Monte Carlo algorithms for variety of supercomputing architectures for Linear Algebra, Optimization, Computational Finance, Environmental Models, Computational Biology, etc. In addition the research focuses on scalable, fault-tolerant and resilient algorithms for petascale and exascale computing paradigms. These are applied through various collaborations to applications in diverse areas.

Selected publications

– Fathi-Vajargah B, Kanafchian M & Alexandrov V 2018, ‘Image Encryption Based on Permutation and Substitution Using Clifford Chaotic System and Logistic Map, Journal of Computers, Vol 13, no. 3, pp.309-326.

– Hervert-Escobar L & Alexandrov V 2018, ‘Territorial design optimization for business sales plan‘, Journal of Computational and Applied Mathematics, Volume 340, 1 October 2018, pp. 501-507.

– Fathi Vajargah B, Alexandrov V, Javadi S & Hadian A 2018, ‘Novel Monte Carlo Algorithm for Solving Singular Linear Systems‘, Lecture Notes in Computer Science, Volume 10862, pp.202 – 206,

Alexandrov V, Davila D, Esquivel-Flores O, Karaivanova A, Gurov T & Atanassov E 2018 ‘On Monte Carlo and quasi-Monte Carlo for Matrix Computations‘, Lecture Notes in Computer Science, V. 10665  pp- 249-257.

– Lebedev A & Alexandrov V 2018, ‘On Advanced Monte Carlo Methods for Linear Algebra on Advanced Accelerator Architectures‘, IEEE/ACM pp.81-90.

Selected research activities

Distinguished Visiting Professor in Computational Science at Tecnologico de Monterrey (ITESM), Mexico for the period January 2015 – January 2018, providing research leadership in Data and Computational Science and focusing on developing efficient methods and algorithms for data and compute intensive problems and applications.

Conferences/Workshops Organization:

  • 9th Scalable Algorithms for Large-Scale Systems Workshop at Supercomputing 2018, Dallas, Texas,  November 2018, USA.
  • 6th Solving Problems with Uncertainties Workshop on ICCS 2018, Wuxi, China, June 2018.
  • 4th Workshop/Special session on High Performance Data Analysis on ITQM, Omaha, Nebraska, October 2018.


  • Editorial Board member and Guest Editor of Journal of Computational Science, Elsevier.
  • Editor of Mathematics and Computers in Simulation Journal,  Elsevier.